Phosphoric acid

Phosphoric acid, also known as orthophosphoric acid (phosphoric(V) acid), is a hydrate of phosphorus pentoxide also an oxide of yellow phosphorus. Its chemical formula is as below:

Phosphoric acid's applications:
1.    Etching agent for semi-conductor and LCD manufacturing process.
2.    Raw materials for phosphates.
3.    Raw materials for metals surface finishing agent, aluminum surface finishing agent, electrolytic polishing agent of stainless, steel rust preventive agent.
4.    Raw materials for beverage additive, dyeing auxiliaries, petrochemical catalyst, food additive, medicine additive.